Hoplodictya
Cresson, 1920
marsh flies
Species Guides
1- Hoplodictya spinicornis(marsh fly)
Hoplodictya is a of marsh flies ( Sciomyzidae) established by Cresson in 1920. The genus contains five described distributed across North and South America. As members of Sciomyzidae, these flies are associated with wetland and marsh . The genus is placed in the tribe Tetanocerini, a group characterized by predatory or larvae that develop in mollusk .
Pronunciation
How to pronounce Hoplodictya: //ˌhɒpləˈdɪktiə//
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Habitat
Associated with marsh and wetland environments, consistent with the Sciomyzidae.
Distribution
recorded from North America (H. kincaidi, H. setosa, H. spinicornis, H. acuticornis) and South America (H. australis from Argentina).
Host Associations
- Mollusca - larval developmentLarvae of Tetanocerini, including Hoplodictya, develop as or of freshwater snails and slugs.
Ecological Role
Larvae function as agents of freshwater mollusks, potentially regulating snail in aquatic .
Human Relevance
May contribute to natural suppression of snail , including those that serve as intermediate for trematode affecting humans and livestock.
Similar Taxa
- TetanoceraBoth belong to tribe Tetanocerini and share mollusk-associated larvae; Tetanocera is more -rich and widespread.
- SepedonAnother tetanocerine with similar ; Sepedon are more commonly studied for applications.
More Details
Taxonomic history
The was erected by Cresson in 1920 to accommodate previously placed in other sciomyzid genera. Species H. spinicornis (originally described by Loew in 1866 as Tetanocera spinicornis) represents one of the older species transfers into the genus.
Research status
The remains poorly studied; most are known from few specimens and basic biological data are lacking for most .